Book excerpt: "This upper-intermediate level handbook of 25 essential English constructions will provide you with a much deeper understanding of things you may already know, but are not quite sure how to use. It is not a reference book, but a five-week self-study course. This book is very helpful for the writing sections of CFC, IELTS and TOEFL exams. Special features: Practical, easy-to-follow examples ; detailed, but clear explanations ; focus on negative examples ; typical mistakes ; exercises to test you on what you have learnt. This book is suitable for students of both British and American English."--Publisher's description